1/4 Counterbore Screws

12-point Flange Screws, Counterbore Screws,  Ferry Head Cap Screws or Counterbore Screws, feature a 12 point head and a flanged bearing surface. Usually fully threaded, the 12-point design provides for higher tightening torque, without edge rounding and they are covered under ASME Standard B18.2.1

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Search Results Sponsored by Metric Threaded Products, Inc., your source for 12 Point Flange Screws. For more results, visit   www.metric-threaded.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
MTPCA12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-28 x 1/21/4-28 x 1/2 alloy zinc 12 point flange boltsstock
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1 1/412 pt flange screw alloy350
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1/212 pt flange screw alloy1,000
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 5/812 pt flange screw alloy500
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Zoro Tools Inc.12 Point Flange Screw (CounterBore)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 11/4-20 x 1.000 12pt ss bolts
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B & K FASTPA12 Point Flange Screw (CounterBore)SteelPlain1/41/4 counterbore # csc55655 b18.2.11
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MTPCA12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-28 x 1/21/4-28 x 1/2 alloy zinc 12 point flange boltsstock
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1 1/412 pt flange screw alloy350
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1/212 pt flange screw alloy1,000
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 5/812 pt flange screw alloy500
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 112 pt flange screw alloy500
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 3/412 pt flange screw alloy1,000
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 7/812 pt flange screw alloy4,300
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1 3/412 pt flange screw alloy500
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 212 pt flange screw alloy500
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1 1/212 pt flange screw alloy560
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HayesCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1/21/4-20 x 1/2 12 pt. ctrbr screw alloy100
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HayesCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/21/4-28 x 1 1/2 12 pt. ctrbr screw alloy2
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HayesCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 5/81/4-20 x 5/8 12 pt. ctrbr screw alloy18
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MTPCA12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-28 x 3/41/4-28 x 3/4 alloy blk 12 pt flange screws428
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Cal FastenrsCA12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 1/21/4-20 x 1/2 12-point fl/b Cr3+ 12-point fl/b1,600
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Cal FastenrsCA12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 2 3/41/4-20 x 2 3/4 12 pt. fl/b w/nylok patch blue commercial patch 25C275BFBZNYL1,000
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Cal FastenrsCA12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 3/81/4-20 x 3/8 12-point flange bolt alloy trivalent zinc 12-point flange bolt50
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CenturyFL12 Point Flange Screw (CounterBore)SteelPlain1/4-289 x 7/81/4-289 x .875 12 point bolt21,470
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CenturyFL12 Point Flange Screw (CounterBore)SteelCadmium1/4-28 x 7/8ms9915-1212,739
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 2fine 12-point fl/b b18.2.1100
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 2 1/4fine 12-point fl/b b18.2.1100
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 2 3/4fine 12-point fl/b31
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1/2fine 12-point fl/b25
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/2coarse 12-point fl/b128
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/4coarse 12-point fl/b1,980
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1coarse 12-point fl/b2,200
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 3/4coarse 12-point fl/b110
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1/2coarse 12-point fl/b99
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 3/4coarse 12-point fl/b100
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 7/8coarse 12-point fl/b2,500
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/4fine 12-point fl/b2,450
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1fine 12-point fl/b1,795
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/4fine 12-point fl/b1,550
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 5/81/4-28x5/8 fine 12-point flange screw alloy pln b18.2.175
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 7/8fine 12-point fl/b b18.2.150
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/41/4-20 x 1 1/4 12 point cap screw alloy b18.2.1100
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/41/4-20 x 1 1/4 12 point cap screw alloy b18.2.125
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/21/4-20 x 1 1/2 12 point cap screw alloy b18.2.125
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/21/4-20 x 1 1/2 12 point cap screw alloy b18.2.150
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 3/41/4-20 x 3/4 12 point cap screw alloy b18.2.1104
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/41/4-28 x 1 1/4 12 point cap screw alloy b18.2.175
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/41/4-28 x 1 1/4 12 point cap screw alloy b18.2.1100
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/21/4-28 x 1 1/2 12 point cap screw alloy b18.2.1175
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/21/4-28 x 1 1/2 12 point cap screw alloy b18.2.125
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/41/4-28 x 3/4 12 point cap screw alloy b18.2.1200
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JacksonMS12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/2nf ferry c/s71
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AbabaCA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1/21/4-20 x 1/2 12 point cap screw alloy b18.2.125
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Future FastenerTX12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 11/4-20 x 1 ferry hd c/s blk1,524
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JacksonMS12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 5/8nc ferry c/s88
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JacksonMS12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/4nf ferry c/s100
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SRFAL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/212 pt counterbore screw75
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ACFCA12 Point Flange Screw (CounterBore)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20 x 1 1/41/4-20x1-1/4 s/s 12 point counterbore screw98
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DeltaTX12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 1/212 pt countr-bor zinc 1/4-20 x 1/2200
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DeltaTX12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 2 1/212 pt countr-bor plain 1/4-20 x 2 1/2105
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DeltaTX12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 312 pt countr-bor zinc 1/4-20 x 3600
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DeltaTX12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 3/412 pt countr-bor plain 1/4-20 x 3/4190
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DeltaTX12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/212 pt countr-bor plain 1/4-20 x 1 1/2235
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DeltaTX12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/412 pt countr-bor plain 1/4-20 x 1 1/4110
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CenturyFL12 Point Flange Screw (CounterBore)SteelPlain1/4ms21250-04004400
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OlanderCA12 Point Flange Screw (CounterBore)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-28 x 1 1/21/4-28 x 1 1/2 12-pt bolt sst rohs si8
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/2fine 12-point fl/b98
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Spring BoTX12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/4-20 x 3/41/4(20) x .75 12point flange screw 17-4ph h1150 b18.2.1 b18.2.1 usainquire
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Spring BoTX12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/4-28 x 1 1/41/4(28) x 1.25 flange 12-point screw nitronic 60 b18.2.1 b18.2.1 usainquire
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Spring BoTX12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/4-28 x 1 1/41/4(28) x 1.25 flange 12-point screw nitronic 60 b18.2.1 usainquire
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Spring BoTX12 Point Flange Screw (CounterBore)Superalloy (Inconel, Hastelloy, Alloy 20)Plain1/4-20 x 3/41/4(20) x .75 12point flange screw 17-4ph h1150 b18.2.1 usainquire
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OBRIENOH12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/412 pt fl/b93
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OBRIENOH12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/412 pt fl/b46
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MidStatesMI12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 5/812pt flange sc-cntrbore ejot50
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 1 1/412-pt -chrome ejot15
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 1 1/212-pt -chrome ejot11
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 5/812pt chrome ejot17
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 112-pt -chrome ejot14
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MidStatesMI12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 2 1/212pt fl/b counterbore47
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 1 3/412-pt -chrome ejot14
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 212-pt -chrome ejot10
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MidStatesMI12 Point Flange Screw (CounterBore)SteelChrome1/4-20 x 2 1/412-pt -chrome ejot19
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MidStatesMI12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 31/4-28 x 3 12pt flange sc-counterbore90
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MidStatesMI12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 21/4-28 x 2 12pt flange sc-counterbore87
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MidStatesMI12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 7/81/4-20 x 7/8 12-pt screw-chrome3
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THRDFASTOK12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 7/812 pt counterbore screw b18.2.125
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LibertyIL12 Point Flange Screw (CounterBore)SteelBlack Oxide1/4-20 x 1 3/4hex c bore 12-pt bolt black with 360 degree blue nylock patch148
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LibertyIL12 Point Flange Screw (CounterBore)Grade 8Plain1/4-28 x 1/212pt bolt gr81
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ISSCOMO12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/212 point counterbore screw487
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ISSCOMO12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 112 point counterbore screw2951
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GUIDONNJ12 Point Flange Screw (CounterBore)Grade 8Plain1/4-20 x 1500
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MFSKS12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 31/412-pt bolt14
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 5/81/4-20x5/8 coarse 12-point flange screw alloy pln unc100
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ASMCIL12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/2fine 12-point fl/b100
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KomarIL12 Point Flange Screw (CounterBore)SteelZinc/Clear1/4-20 x 1 3/412 pt.counterbore scr zc Cr3+230
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All SizeTX12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 2 1/21/4-20 x 2-1/2 12 point flange bolt plain b18.2.1149
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WurthIN12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1/21/4-20x1/2 countr-bor alloy pack 450 per poly bag8,900
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WurthIN12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 11/4-20 x 1 countr-bor alloy3,675
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WurthIN12 Point Flange Screw (CounterBore)SteelPlain1/41/4 pilot 5/32 shank counterbore15
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1nc 12 pt fl/b pl110
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 2 1/2nc 12 pt fl/b pl99
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 3/4nc 12 pt fl/b pl100
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 2nc 12 pt fl/b pl50
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 3/4nc 12 pt fl/b pl10
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/4nc 12 pt fl/b pl89
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 1 1/2nc 12 pt fl/b pl49
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/4nf 12 pt fl/b pl32
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/2nf 12 pt fl/b pl75
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 2nf 12 pt fl/b pl71
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1nf 12 pt fl/b pl63
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Valley NuWA12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1 1/4nf 12 pt fl/b pl96
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Alma BoltMI12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 1SAE 12-pt counterbore screw948
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Alma BoltMI12 Point Flange Screw (CounterBore)SteelPlain1/4-28 x 3/4SAE 12-pt counterbore screw3615
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Alma BoltMI12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 3/412-pt counterbore screw394
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Alma BoltMI12 Point Flange Screw (CounterBore)SteelPlain1/4-20 x 112-pt counterbore screw588
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